Finding the Fourth Proportional to 3,163,861.08, 4,366,202.94 and 1,805,860.44
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Solution
The fourth proportional to 3,163,861.08, 4,366,202.94 and 1,805,860.44 is: 2,492,130.02
Step by Step Solution
- Step 1: Write the proportion equation
3,163,861.08 : 4,366,202.94 = 1,805,860.44 : x - Step 2: Convert to fraction form
3,163,861.08/4,366,202.94 = 1,805,860.44/x - Step 3: Cross multiply
3,163,861.08x = 4,366,202.94 × 1,805,860.44 - Step 4: Simplify right side
3,163,861.08x = 7,884,753,162,357.69 - Step 5: Solve for x
x = 7,884,753,162,357.69/3,163,861.08 - Step 6: Final answer
x = 2,492,130.02
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Why These Related Problems?
These problems maintain the same ratio (1.38) or explore similar proportional relationships. Practicing with related ratios helps build understanding of proportional relationships.